π-Economy. — Санкт-Петербург: СПбПУ, 2022 -.
Т. 15, № 3, 2022. — 1 файл (2,73 Мб). — Свободный доступ из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/j22-304.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2022 | Quarter 4 | 17 | 0 | 19 | 0 | 36 |
| Year 2023 | Quarter 1 | 19 | 0 | 11 | 0 | 30 |
| Quarter 2 | 7 | 0 | 5 | 0 | 12 | |
| Quarter 3 | 4 | 0 | 8 | 0 | 12 | |
| Quarter 4 | 10 | 0 | 23 | 0 | 33 | |
| Year 2024 | Quarter 1 | 6 | 0 | 12 | 0 | 18 |
| Quarter 2 | 16 | 0 | 19 | 0 | 35 | |
| Quarter 3 | 9 | 0 | 19 | 0 | 28 | |
| Quarter 4 | 5 | 0 | 8 | 0 | 13 | |
| Year 2025 | Quarter 1 | 10 | 0 | 9 | 0 | 19 |
| Quarter 2 | 59 | 0 | 20 | 0 | 79 | |
| Quarter 3 | 10 | 0 | 4 | 0 | 14 | |
| Total | 172 | 0 | 157 | 0 | 329 | |